A holiday craft sale will also be hosted by the Zoo’s Docent Council from 9:30a.m. to 1:00p.m. Stop by the Lecture Hall in the Education Complex for the docent craft sale and the American Association of Zoo Keepers bake sale. All proceeds from the bake sale will go toward supplies for enrichment nights, where the Pittsburgh chapter will make enrichment items for the Pittsburgh Zoo & PPG Aquarium and National Aviary animals.